"Niagara Falls gets cold every year (I know, as I’m from there). The average temperature in Niagara Falls in January is between 16 and 32 degrees, not terribly different from the 19 to 23 degrees expected today," Dewey wrote. "Naturally, it being that cold, ice floes and giant icicles form on the falls. It’s nothing out of the ordinary. It is not, to put it bluntly, big polar vortex news. Case in point: Many of the pictures going around today are, in fact, from several years ago."